CTS tests add role to MODIFY_QUIET_MODE

Bug: 206945072
Test: atest android.permission2.cts.PermissionPolicyTest
Change-Id: Ifb91a17090a7bcd1bdc5df658b8690fb6fccdd09
diff --git a/tests/tests/permission2/res/raw/android_manifest.xml b/tests/tests/permission2/res/raw/android_manifest.xml
index f849e22..c99946e 100644
--- a/tests/tests/permission2/res/raw/android_manifest.xml
+++ b/tests/tests/permission2/res/raw/android_manifest.xml
@@ -5992,7 +5992,7 @@
     <!-- @SystemApi Allows an application to turn on / off quiet mode.
          @hide -->
     <permission android:name="android.permission.MODIFY_QUIET_MODE"
-                android:protectionLevel="signature|privileged|development" />
+                android:protectionLevel="signature|privileged|development|role" />
 
     <!-- Allows internal management of the camera framework
          @hide -->